Megan Johnson

ORCID: 0000-0002-5968-9469
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About
Contact & Profiles
Research Areas
  • Scoliosis diagnosis and treatment
  • Spinal Fractures and Fixation Techniques
  • HIV/AIDS drug development and treatment
  • HIV Research and Treatment
  • Pelvic and Acetabular Injuries
  • Cardiac, Anesthesia and Surgical Outcomes
  • Orthopedic Infections and Treatments
  • HIV/AIDS Research and Interventions
  • Intraoperative Neuromonitoring and Anesthetic Effects
  • Hip and Femur Fractures
  • Healthcare cost, quality, practices
  • Spine and Intervertebral Disc Pathology
  • Transplantation: Methods and Outcomes
  • Streptococcal Infections and Treatments
  • Bone fractures and treatments
  • Hepatitis C virus research
  • Click Chemistry and Applications
  • Orthopedic Surgery and Rehabilitation
  • Traumatic Brain Injury Research
  • Pressure Ulcer Prevention and Management
  • Renal Transplantation Outcomes and Treatments
  • Vascular Malformations and Hemangiomas
  • Neurogenetic and Muscular Disorders Research
  • Lower Extremity Biomechanics and Pathologies
  • Vascular anomalies and interventions

Purdue University West Lafayette
2019-2025

Texas Scottish Rite Hospital for Children
2022-2024

The University of Texas Southwestern Medical Center
2023-2024

Children's Hospital of Philadelphia
2024

C. S. Mott Children's Hospital
2024

Drake University
2024

Boston Children's Hospital
2024

Boston University
2024

Scottish Rite Freemasonry
2023

Children's Healthcare of Atlanta
2023

Adrian F. Hernandez Jennifer B. Green Salim Janmohamed Ralph B. D’Agostino Christopher B. Granger and 95 more Nigel C. Jones Lawrence A. Leiter Anne E Rosenberg Kristina N. Sigmon Matthew C. Somerville Karl M. Thorpe John J.V. McMurray Stefano Del Prato Stefano Del Prato John J.V. McMurray Ralph B. D’Agostino Christopher B. Granger Adrian F. Hernandez Salim Janmohamed Lawrence A. Leiter Robert M. Califf Rury R. Holman David L. DeMets Matthew C. Riddle Shaun G. Goodman Darren K. McGuire Karen Alexander Adam D. DeVore Chiara Melloni Chetan B. Patel David C. M. Kong Gerald S. Bloomfield Matthew T. Roe Pierluigi Tricoci Robert W. Harrison Renato D. Lópes Robin Mathews Rajendra Mehta W. Schuyler Jones Sreekanth Vemulapalli Thomas J. Povsic Zubin J. Eapen Keith Dombrowski Brad J. Kolls J. Dedrick Jordan Andrew P. Ambrosy Stephen J. Greene Aditya Mandawat Jay Shavadia Lauren B. Cooper Abhinav Sharma Patrícia O. Guimarães Daniel J. Friedman Matthew E. Wilson Patricia Endsley Tracy Gentry Jeannie Collier Kathleen Perez K.E. James Jennifer Roush C. ARDEN III POPE Christina Howell Megan Johnson M. Bailey Joanna Cole Teresa Akers Beth Vandyne Betsy Thomas Jenny Rich Susan Bartone Gail Beaulieu Kim Brown Tuan Chau Tamra Christian Rebecca Coker Deb Greene Trevorlyn Haddock Wendy Jenkins Ghazala Haque Marsha L. Marquess Jean Pesarchick Renee Rethaford Allegra Stone Firas Al- Kawas Michelle A. Anderson Robert Enns Isaac Sinay Chantal Mathieu Victor Yordanov Irene Hramiak Martin Haluzı́k Søren Galatius Bruno Guerci Michael A. Nauck Ilias Migdalis Kathryn Choon Beng Tan Győző Kocsis Andrea Giaccari Moon Kyu Lee Ernesto Muñoz

10.1016/s0140-6736(18)32261-x article EN The Lancet 2018-10-01

Hearts and lungs from donors with hepatitis C viremia are typically not transplanted. The advent of direct-acting antiviral agents to treat virus (HCV) infection has raised the possibility substantially increasing donor organ pool by enabling transplantation hearts HCV-infected into recipients who do have HCV infection.

10.1056/nejmoa1812406 article EN New England Journal of Medicine 2019-04-03

Patients with psychiatric illness have been shown to experience higher rates of traumatic injury. Injury patterns, treatment decisions, and outcomes not well characterized in patients after injury, particular those who undergo acute surgical intervention. The purpose this analysis was determine mortality, complications, intervention injury.This is a retrospective study trauma ≥18 years old admitted LAC + USC Medical Center between January 2008 March 2015. diagnoses were identified using...

10.1097/ta.0000000000001588 article EN Journal of Trauma and Acute Care Surgery 2017-05-23

BACKGROUND A disproportionately high percentage of trauma patients use controlled substances, and they often co-ingest multiple drugs. Previous studies have evaluated the effect individual drugs on clinical outcomes after trauma. However, impact all included in a comprehensive screening panel has not yet been compared single cohort patients. METHODS All who underwent urine drug screens admission to LAC + USC Medical Center (January 2008–June 2015) were identified retrospectively. Univariable...

10.1097/ta.0000000000001229 article EN Journal of Trauma and Acute Care Surgery 2016-08-18

The rate of venous thromboembolism in children with musculoskeletal infections (MSKIs) is markedly elevated compared hospitalized general. Predictive biomarkers to identify high-risk patients are needed prevent the significant morbidity and rare mortality associated thrombotic complications. We hypothesize that overactivation acute phase response development pathologic thrombi we aim determine whether elevations C-reactive protein (CRP) increased rates thrombosis pediatric MSKI.A...

10.1097/bpo.0000000000001256 article EN Journal of Pediatric Orthopaedics 2018-10-09

Abstract We report the synthesis and biological evaluation of phenylcarboxylic acid phenylboronic containing HIV‐1 protease inhibitors their functional effect on enzyme inhibition antiviral activity in MT‐2 cell lines. Inhibitors bearing bis ‐THF ligand as P2 acids carboxamide P2′ ligands, showed very potent inhibitory activity. However, carboxylic poor relative to carboxamide‐derived which good IC 50 value. Boronic derived inhibitor with activity, but it lower than darunavir same assay. a...

10.1002/cmdc.201900508 article EN ChemMedChem 2019-09-24

Background: Socioeconomic disparities in musculoskeletal care are increasingly recognized, however, no studies to date have investigated the role of insurance carrier on outcomes after posterior spinal fusion (PSF) with segmental instrumentation for adolescent idiopathic scoliosis (AIS). Methods: A US dataset was queried using PearlDiver Mariner software all patients aged 10 18 undergoing PSF a primary diagnosis AIS between 2010 and 2020. Age, sex, geographic region, number levels fused,...

10.1097/bpo.0000000000002504 article EN Journal of Pediatric Orthopaedics 2023-09-09

Posterior spinal instrumentation and fusion has become the gold standard for definitive management of children adolescents with deformity. Despite continued innovations designed to improve safety profile this complex surgical undertaking, cord injury resulting loss neurologic function remain a rare but devastating risk. The increasing power combined more aggressive correction strategies puts at particular risk due traction. While surgeon luxury neuromonitoring techniques alert team in...

10.55275/jposna-2023-602 article EN cc-by-nc-nd Journal of the Pediatric Orthopaedic Society of North America 2023-02-01

The design, synthesis, biological evaluation, and X-ray structural studies are reported for a series of highly potent HIV-1 protease inhibitors. inhibitors incorporated stereochemically defined amide-based bicyclic tricyclic ether derivatives as the P2 ligands with (R)-hydroxyethylaminesulfonamide transition-state isosteres. A number showed excellent inhibitory antiviral activity; however, ligand combination is critical potency. Inhibitor 4h difluorophenylmethyl P1 ligand, crown-THF-derived...

10.1021/acsmedchemlett.9b00670 article EN ACS Medicinal Chemistry Letters 2020-03-03

The design, synthesis, X-ray structural, and biological evaluation of a series highly potent HIV-1 protease inhibitors are reported herein. These incorporate novel cyclohexane-fused tricyclic bis-tetrahydrofuran as P2 ligands in combination with variety P1 P2' ligands. inhibitor difluoromethylphenyl ligand cyclopropylaminobenzothiazole exhibited the most antiviral activity. Also, it maintained activity against panel multidrug-resistant variants. corresponding an enantiomeric was...

10.1002/cmdc.202200058 article EN ChemMedChem 2022-02-16

Most pediatric tibial shaft fractures (75%)1 can be treated nonoperatively; however, unstable and open require surgical intervention. Titanium elastic nails have become a popular technique for fixation of fractures. They act as internal splints that impart relative stability to the fracture, promoting callus formation at fracture site2.After patient is placed in supine position, proximal physis marked using fluoroscopy. An anteromedial anterolateral incision are made distal physis. Entry...

10.2106/jbjs.st.19.00063 article EN JBJS Essential Surgical Techniques 2020-01-01

There is limited information on the presentation and management of upper extremity septic arthritis (UESA) in children. Our purpose was to report characteristics short-term treatment outcomes pediatric UESA from a multicenter database.

10.1097/bpo.0000000000002266 article EN Journal of Pediatric Orthopaedics 2022-08-31

Lateral condyle fractures are intra-articular injuries of the distal humerus and second most common elbow fracture in pediatric patients. When these involve significant displacement, anatomic reduction lateral fragment is commonly achieved using open techniques. Although a technique for closed has been proposed literature, an instructional, step-by-step description such yet to be published. We have built upon previously published by focusing on pathomechanism injury, with goal making...

10.1097/bto.0000000000000330 article EN cc-by-nc-nd Techniques in Orthopaedics 2018-09-11
Ryan McMahon Sara J. Morgan Jaysson T. Brooks Patrick J. Cahill Ryan Fitzgerald and 95 more Ying Li Abdullah Abdullah Edward S. Ahn Behrooz A. Akbarnia Harry Akoto Stephen A. Albanese Jason B. Anari John Anderson Richard C. E. Anderson Lindsay M. Andras Jennifer M. Bauer Laura L. Bellaire Randy Betz Craig M. Birch Laurel C. Blakemore Oheneba Boachie-Adjei Chris Bonfield Daniel Bouton Félix Brassard Douglas L. Brockmeyer Jaysson T. Brooks David B. Bumpass Pat Cahill Olivier Chémaly Jason Pui Yin Cheung Kmc Cheung Robert Cho Tyler Christman Eduardo C. Beauchamp Daniel E. Couture Haemish Crawford Alvin H. Crawford Benny Dahl Gökhan Demirkıran Dennis P. Devito Mohammad Diab Hazem El Sebaie Ron El‐Hawary John B. Emans Mark Erickson Jorge Fabregas Frances A. Farley David P. Farrington Graham T. Fedorak Ryan Fitzgerald Nicholas Fletcher Lorena V. Floccari Jack Flynn Peter G. Gabos Adrian Gardner Sumeet Garg FRANK J. GEROW Michael P. Glotzbecker Jaime Gomez David Gonda Tenner J. Guillaume Purnendu Gupta Kyle G. Halvorson Kim Hammerberg Christina K. Hardesty Daniel Hedequist Michael J. Heffernan John Heflin Ilkka Helenius Jose Herrera Grant D. Hogue Josh Holt Jason Howard M. Timothy Hresko Steven W. Hwang Stephanie Ihnow Brice Ilharreborde Kenneth D. Illingworth Viral V. Jain Andrew Jea Megan Johnson Charles E. Johnston Morgan Jones Judson Karlen Lawrence I. Karlin Danielle Katz Noriaki Kawakami B.D. Kelly Derek M. Kelly Raymond Knapp Paul Aarne Koljonen Kenny Kwan Hubert Labelle Robert John Lark A. Noelle Larson William F. Lavelle Lawrence G. Lenke Sean M. Lew Gertrude Li Craig R. Louer

10.1007/s43390-022-00477-w article EN Spine Deformity 2022-02-10

Abstract Introduction Adolescent idiopathic scoliosis (AIS) is a common diagnosis managed by pediatric orthopedic surgeons with nonoperative radiographic monitoring representing cornerstone of treatment. Differences in practices and techniques for obtaining studies contribute to variation, cost care, hamper data aggregation. We surveyed several large organizations dedicated children’s orthopedics or care obtain consensus evaluation AIS. Methods A REDCap-based survey was developed across four...

10.1007/s43390-024-00995-9 article EN cc-by Spine Deformity 2024-11-04

<h3>Objective</h3> To describe persistent symptoms, concussion knowledge, and education patterns in Division-one student-athletes. <h3>Design</h3> Cross-sectional. <h3>Setting</h3> Qualtrics online survey. <h3>Participants</h3> Of the 475 Division-I student-athletes, 118 accessed survey (rate=24.8%) 1 declined consent (1/118=0.8%), 113 completed at least one part of (rate=95.8%). <h3>Interventions</h3> Respondents were invited to complete 5-minute titled '<i>Concussion Knowledge.'</i> The...

10.1136/bjsports-2023-concussion.87 article EN 2024-01-01

Introduction: Nonoperative care represents a cornerstone of adolescent idiopathic scoliosis (AIS) management, although no consensus exists for minimal data set. We aimed to determine in critical points obtain during clinical AIS visits. Methods: A REDCap-based survey was distributed Pediatric Orthopedic Society America (POSNA), Spine Study Group (PSSG), and International on Scoliosis Rehabilitation Treatment (SOSORT). Respondents ranked the importance history, physical examination, bracing...

10.7759/cureus.58332 article EN Cureus 2024-04-15
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